Home / 361,824.00-498,990.38-225,870.53

Finding the Fourth Proportional to 361,824.00, 498,990.38 and 225,870.53

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Solution

The fourth proportional to 361,824.00, 498,990.38 and 225,870.53 is: 311,497.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,824.00 : 498,990.38 = 225,870.53 : x
  2. Step 2: Convert to fraction form
    361,824.00/498,990.38 = 225,870.53/x
  3. Step 3: Cross multiply
    361,824.00x = 498,990.38 × 225,870.53
  4. Step 4: Simplify right side
    361,824.00x = 112,707,217,971.20
  5. Step 5: Solve for x
    x = 112,707,217,971.20/361,824.00
  6. Step 6: Final answer
    x = 311,497.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.